Since it was unveiled in 2005, eneloop has revolutionized the world of battery power and started the world on a journey towards sustainability. Join us as we take a look at some of the milestones so far.

eneloop tones ocean wins iF Product Design Award

Panasonic eneloop wins big again at iF Design Awards 2017, with judges recognizing the blue-hued limited-edition cells with a coveted award for design excellence.

Limited Disney character models released

eneloop global Facebook page launched

As the social networking phenomenon continued to grow around the world, eneloop establishes a Facebook page to communicate and share information with fans more effectively.

Another iF Product Design Award Win

The eneloop tones (HR-3UTGA-8TN) and eneloop stick booster (KBC-D1AS) take a trophy at iF Product Design Awards.

Collects a Good Design Award

The eneloop tones chocolat battery brings home a Good Design Award after an awards ceremony staged in Japan.

Slim waist warmer released

This lightweight rechargeable waist warmer incorporated a built-in heater to gently warm the wearer's stomach and waist. It fitted comfortably and wasn't noticeable when worn under clothing, and proved ideal for use at home or in the office.

eneloop tones chocolat goes on sale

Available in packages of four or eight batteries in various colors, the limited chocolat series was released to celebrate 200 million shipments and featured food-themed colors: champagne, curacao, orange peel, chocolat, café mocha, café au lait, blanc, and green tea.

200 million cells shipped

eneloop builds on its global popularity with accumulated total shipments of 200 million battery cells.

eneloop plus released

An eneloop plus AA-size battery is released featuring enhanced safety technology. The product, aimed at parents with small children, was designed to prevent overheating and short-circuit in the event of accidental misuse.

1,800-cycle eneloop released

New eneloop cell released with the capability to be recharged up to 1,800 times, a 20 percent increase over the previous model. The product further reduced self-discharge with energy retention of 70 percent after five years in storage.

eneloop pro debuts

A high-capacity eneloop pro AA-size cell is developed and released in 2011. The product is ideal for powering high-current-dependent devices such as camera strobe flashes, wireless keyboards, mice, game controllers, and radio-controlled toys.

Shipments reach 150 million cells

Accumulated total shipments of eneloop battery cells reach 150 million globally, an increase of as much as 50 million units in just one year.

Grand Prize in Design for Asia Awards

More eneloop universe products take out Grand Prize in Design for Asia Awards organized by Hong Kong Design Center.

Good Design Award 2009

The eneloop soft warmer (ENW-SW3S) wins a Good Design Award in Japan, the forth win for the brand since 2006.

eneloop tones released

Featuring a colorful crayon motif, eneloop tones comprised eight different-colored AA batteries packaged together. Only a limited run of eneloop tones was produced to celebrate 100 million product shipments.

Shipments surpass 100 million cells

The accumulated total eneloop battery shipments reaches 100 million since the product was first introduced in 2005.

eneloop music booster released

With a 9 V DC rechargeable internal battery, the eneloop music booster (KBC-9VS) could be used to power 9 V-compatible devices. A three-step lamp indicated remaining battery level to minimize the chance of interrupted operation.

eneloop lamp introduced

The eneloop universe expands again with the introduction of the rechargeable eneloop lamp (ENL-Y1S). The combined lamp and torchlight was intended for indoor use and featured a contact-less charging system, allowing the user to simply place it on its stand to recharge.

eneloop neck warmer debuts

A rechargeable eneloop neck warmer (ENW-NW1S) is added to the eneloop universe product series. With a built-in heating system, this lightweight accessory was ideal for winter sports and cycling.

Portable solar set released

An eneloop portable solar set (SSL-SBWL3AS/SBSL3AS) joins the eneloop universe product lineup. This portable solar panel with built-in battery gave people the ability to store and use solar energy more easily.

iF Product Design Award winners

The eneloop battery and eneloop solar charger win an iF Product Design Award. Organized by the Hanover Industrial Design Association of Germany, this prestigious independent international award was established in 1953.

eneloop universe products expanded

An eneloop rechargeable solar light, eneloop soft warmer, and an updated eneloop kairo join the eneloop universe family. The solar light captured energy from the sun via an efficient HIT® panel and stored it for illumination at night, while the cordless lap blanket offered comfort to users anywhere.

Products introduced at G8 Summit

Our eneloop universe products are introduced as part of an environmental showcase during the Hokkaido Toyako Summit, raising world leaders' awareness of sustainable technology.

Size C and D eneloop cells introduced

D-size eneloop had triple the capacity of AA eneloop cells (when fitted to appliances accepting D-size cells and used with a spacer) to deliver greater endurance (1.6 times longer operation for C size).

funfun eneloopy website launched (Ended March 2012)

Our mascot eneloopy represents Panasonic's desire to strengthen the bridge between people and nature, and to promote the use of environmentally sustainable products. In 2007, he got his own fun website.

Receives Japan Package Design Awards Gold Prize

eneloop products collect the Gold Prize in Japan Package Design Awards in 2007. The organization aims to raise the public's understanding of packaging and has hosted biennial awards for outstanding work since 1985.

Portable eneloop anka warmer goes on sale

The eneloop universe series expands with the introduction of the eneloop anka portable rechargeable warmer. The versatile cordless warmer could be used in a number of applications, such as on the sofa, in the office, and during sleep.

Air freshener debuts

Portable recharging eneloop air freshener is released as part of the eneloop universe family. This compact air purifier effectively inhibited airborne viruses, allergens such as pollen, and smell from cigarettes and pets.

Mobile booster released

The first models in the eneloop mobile booster series are released. The product recharged USB-compatible mobile devices such as mobile phones using a high-capacity lithium-ion battery. Its compact form made it ideal for travel.

Grand Prize win at Good Design Awards

Category award-winners nominate eneloop universe products as best of the year. Products receive the Grand Prize at Good Design Awards in 2007.

First anniversary campaign a success

As part of eneloop's 1st Anniversary Campaign, a battery checker in the shape of product mascot "eneloopy" is offered as a gift to customers. As production was limited to 5,000 units and the checker was not available for sale, it became a collectable item, and generated interest among consumers.

Good Design Award Gold Prize

The eneloop battery and eneloop charger are recognized with a Gold Prize at Good Design Awards, a prestigious accolade in Japan.

Winter limited-edition products go on sale

Our "eneloop winter special" products are released with a unique package design featuring a Christmas tree or snow-crystal motif.

AAA-size batteries and spacer released

By 2006, eneloop was available in both AA and AAA sizes. A spacer was released, allowing AA sizes to fit devices accepting C- or D-size batteries—ideal for temporary or emergency use.

eneloop debuts

The eneloop rechargeable nickel-metal hydride battery becomes the first released on the Japanese market on November 14, 2005. First-generation products could be recharged up to 1,000 times. Sizes were limited to AA. The product was offered as an alternative to regular dry batteries. The "eneloop" name was based on the concept of recycling energy.

Panasonic Battery HistoryExplore some of the revolutionary products and events that have shaped our history since 1923.

Find a storeEfficient, environmentally friendly eneloop is easy to find and buy through a variety of sales channels.

Global Design Awardseneloop continues to win acclaim from the world’s leading design institutions.